. 2020 Jul 6;8(7):e19902. doi: 10.2196/19902
©Keiichi Yamamoto, Tsubasa Takahashi, Miwa Urasaki, Yoichi Nagayasu, Tomonari Shimamoto, Yukiko Tateyama, Keiichi Matsuzaki, Daisuke Kobayashi, Satoshi Kubo, Shigeyuki Mito, Tatsuya Abe, Hideo Matsuura, Taku Iwami. Originally published in JMIR mHealth and uHealth (http://mhealth.jmir.org), 06.07.2020.
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Figure 7.
The number of app users between March 1 and May 12, 2020.